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A body of mass m = 1 kg is thrown at an ...

A body of mass `m = 1 kg` is thrown at an angle `theta = 45^(@)` to the horizontal with the initial velocity `u = 10 m//s`. Find the mean power delivered by gravity over the whole time of motion of the body.

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The correct Answer is:
0
`P_(avg) = (W_("Total"))/("time") = (0)/("Time") = 0`
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